The Under Armour ColdGear Mock Neck Kids Long Sleeve Baselayer gives total comfort and protection from the cold. Built with polyester and elastane ColdGear fabric, this fitted top offers a brushed interior layer for warmth and a slick exterior layer that dries rapidly. ColdGear Infrared technology utilizes a soft, thermoconductive inner coating to absorb and retain body heat, and the 4-way stretch construction lets him move freely. The Moisture Transport System wicks away sweat to keep him dry, while anti-odor technology helps him feel fresh. Finihsed off with the Under Armour logo on the neck and back.